Robust speaker recognition system employing covariance matrix and Eigenvoice.
Genevieve M. SapijaszkoWasfy B. MikhaelPublished in: MWSCAS (2013)
Keyphrases
- covariance matrix
- covariance matrices
- principal component analysis
- estimation error
- positive definite
- mahalanobis distance
- geometrical interpretation
- sample size
- feature extraction
- pseudo inverse
- principal components
- gaussian mixture
- probabilistic model
- search algorithm
- objective function
- multivariate gaussian
- eigenvalues and eigenvectors
- speech recognition
- dimensionality reduction
- evolutionary algorithm
- face recognition